Home / 269,475.12-371,981.97-162,024.39

Finding the Fourth Proportional to 269,475.12, 371,981.97 and 162,024.39

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Solution

The fourth proportional to 269,475.12, 371,981.97 and 162,024.39 is: 223,657.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,475.12 : 371,981.97 = 162,024.39 : x
  2. Step 2: Convert to fraction form
    269,475.12/371,981.97 = 162,024.39/x
  3. Step 3: Cross multiply
    269,475.12x = 371,981.97 × 162,024.39
  4. Step 4: Simplify right side
    269,475.12x = 60,270,151,780.25
  5. Step 5: Solve for x
    x = 60,270,151,780.25/269,475.12
  6. Step 6: Final answer
    x = 223,657.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.